5. A uniform metal rod of length 80 cm and mass 3.2 kg is supported
horizontally by the two vertical
springs balances C and D. Balance C
is 20 cm from one end while balance
D is 30 cm from the other end. Find
the reading on each balance.

Ashot putter releases the shot some distance above the level ground with a velocity of 12.0 m/s, 51.0 ∘above the horizontal. the shot hits the ground 2.08 s later. you can ignore air resistance. how far did she throw the shot?

Blank is the perceived frequency of a sound wave

Atoy airplane, flying in a horizontal, circularpath, completes 10. complete circles in 30.seconds. if the radius of the plane’s circular pathis 4.0 meters, the average speed of the airplane is(1) 0.13 m/s (3) 1.3 m/s(2) 0.84 m/s (4) 8.4 m/s